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Load data for .270 Weath. Mag. + .277 | 90gr | Sierra HP Varminter

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Recommended Powder(s): Alliant Reloder-17, ReloadSwiss RS 60, Rottweil R 903, SNPE Vectan SP 11, Somchem S355

.270 Weath. Mag. + .277 | 90gr | Sierra HP Varminter

Load Specifications

Bullet:
.277 | 90gr | Sierra HP Varminter
Manufacturer SKU:
1800
Bullet Weight:
90gr | 5.8g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
0.835" | 21.2mm
Caliber:
.270 Weath. Mag. load data
Case Length (l3):
2.549" | 64.7mm
Cartridge Length (C.O.L.):
3.246" | 82.4mm
Seated Depth:
0.138" | 3.5mm
Shank Seated Depth:
0.138" | 3.5mm
Case Capacity:
82.0 Grains of Water | 5.32 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B5821_C270
Last updated:
2025-01-01

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 168 loads in caliber .270 Weath. Mag. with .277 | 90gr | Sierra HP Varminter bullet and 84 powders such as Alliant Reloder-17, ReloadSwiss RS 60, Rottweil R 903, SNPE Vectan SP 11, Somchem S355. The key underlying parameters are shown in the table above.

  • Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service

    Questions regarding the load data: Please read the information in the next tab "Explanations".

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    Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

    Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads,  >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.

Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
84%
56811
89%
**70
100%
ADI AR 2208
<<locked>>
90%
56695
89%
**50
99%
[ADI AR 2209]*
<<locked>>
97%
50009
78%
**65
93%
Accurate 2200
<<locked>>
83%
56608
89%
**33
99%
Accurate 2495
<<locked>>
83%
57363
90%
**30
100%
Accurate 2700
<<locked>>
91%
57392
90%
**71
96%
[Accurate 3100]*
<<locked>>
97%
42467
67%
**48
94%
Accurate 4064
<<locked>>
88%
57058
89%
**33
100%
Accurate 4350
<<locked>>
96%
57203
90%
**02
99%
Alliant Reloder- TS 15.5
<<locked>>
89%
56884
89%
**63
100%
Alliant Reloder-15
<<locked>>
87%
57232
90%
**96
99%
Alliant Reloder-16
<<locked>>
97%
56115
88%
**38
99%
Alliant Reloder-17 👍
<<locked>>
92%
57014
89%
**78
100%
[Alliant Reloder-19]*
<<locked>>
97%
48805
76%
**28
93%
Alliant Reloder-23
<<locked>>
97%
40582
64%
**01
97%
Alliant Reloder-26
<<locked>>
97%
45905
72%
**84
97%
Baschieri & Pellagri 107
<<locked>>
85%
57377
90%
**89
99%
Hodgdon CFE223
<<locked>>
87%
57406
90%
**15
99%
Hodgdon H380
<<locked>>
88%
56608
89%
**56
99%
Hodgdon H414
<<locked>>
92%
57377
90%
**25
97%
Hodgdon H4350
<<locked>>
97%
54114
85%
**91
96%
Hodgdon Hybrid 100V
<<locked>>
97%
52185
82%
**88
100%
Hodgdon LVR
<<locked>>
94%
57130
90%
**15
99%
Hodgdon Superperformance
<<locked>>
94%
57043
89%
**32
97%
Hodgdon VARGET
<<locked>>
90%
57058
89%
**50
99%
Hodgdon TrailBoss
<<locked>>
96%
33736
53%
**64
100%
IMR 3031
<<locked>>
87%
56637
89%
**63
100%
IMR 4064
<<locked>>
91%
57232
90%
**50
99%
IMR 4166 Enduron
<<locked>>
91%
57159
90%
**27
97%
IMR 4350
<<locked>>
96%
56753
89%
**37
96%
IMR 4451 Enduron
<<locked>>
92%
56840
89%
**43
97%
IMR 4831
<<locked>>
97%
49559
78%
**42
98%
IMR 4895
<<locked>>
87%
57188
90%
**09
100%
IMR 8208 XBR
<<locked>>
83%
56985
89%
**47
100%
Lovex D073.6
<<locked>>
84%
56811
89%
**47
100%
Lovex S060
<<locked>>
85%
56724
89%
**04
100%
Lovex S062
<<locked>>
88%
57232
90%
**43
100%
Lovex S065
<<locked>>
94%
57029
89%
**40
98%
Lovex S070
<<locked>>
96%
57377
90%
**63
97%
Norma 201
<<locked>>
85%
57029
89%
**33
100%
Norma 202
<<locked>>
85%
56826
89%
**30
100%
Norma 203B
<<locked>>
88%
57174
90%
**83
100%
Norma 204
<<locked>>
96%
56811
89%
**79
95%
[Norma MRP]*
<<locked>>
97%
45745
72%
**32
93%
Norma URP
<<locked>>
97%
57348
90%
**15
99%
Ramshot Big Game
<<locked>>
87%
57334
90%
**89
100%
Ramshot Hunter
<<locked>>
97%
56884
89%
**06
98%
ReloadSwiss RS 14
<<locked>>
97%
34824
55%
**26
100%
ReloadSwiss RS 50
<<locked>>
89%
57319
90%
**40
97%
ReloadSwiss RS 52
<<locked>>
87%
56898
89%
**96
100%
ReloadSwiss RS 60 👍
<<locked>>
94%
57421
90%
**98
100%
ReloadSwiss RS 62
<<locked>>
96%
57305
90%
**35
99%
ReloadSwiss RS 70
<<locked>>
96%
56768
89%
**71
99%
Rottweil R 901
<<locked>>
83%
57421
90%
**27
100%
Rottweil R 902
<<locked>>
87%
56637
89%
**24
100%
Rottweil R 903 👍
<<locked>>
91%
57159
90%
**73
100%
[Rottweil R 904]*
<<locked>>
97%
51372
80%
**22
92%
[Rottweil R 905]*
<<locked>>
97%
47558
75%
**06
92%
Rottweil R 907
<<locked>>
93%
57334
90%
**47
96%
SNPE Vectan SP 11 👍
<<locked>>
90%
56927
89%
**89
100%
SNPE Vectan SP 7
<<locked>>
83%
56565
89%
**27
98%
SNPE Vectan SP 9
<<locked>>
85%
57246
90%
**70
100%
SNPE Vectan Tubal 3000
<<locked>>
85%
57000
89%
**58
100%
SNPE Vectan Tubal 5000
<<locked>>
90%
57435
90%
**48
100%
SNPE Vectan Tubal 7000
<<locked>>
94%
56666
89%
**71
97%
Shooters World Long Rifle
<<locked>>
94%
57029
89%
**40
98%
Shooters World Match Rifle
<<locked>>
84%
56811
89%
**47
100%
Shooters World Precision
<<locked>>
88%
57232
90%
**43
100%
Somchem S335
<<locked>>
85%
56942
89%
**58
100%
Somchem S341
<<locked>>
84%
56797
89%
**30
100%
Somchem S355 👍
<<locked>>
91%
56623
89%
**60
100%
Somchem S365
<<locked>>
97%
52837
83%
**60
100%
[Somchem S385]*
<<locked>>
97%
48718
76%
**96
94%
Vihtavuori N133
<<locked>>
87%
56521
89%
**38
100%
Vihtavuori N135
<<locked>>
92%
57043
89%
**84
100%
Vihtavuori N140
<<locked>>
87%
57145
90%
**04
100%
Vihtavuori N150
<<locked>>
96%
57159
90%
**20
100%
Vihtavuori N160
<<locked>>
94%
57290
90%
**66
99%
Vihtavuori N540
<<locked>>
87%
56724
89%
**20
100%
Vihtavuori N550
<<locked>>
93%
56768
89%
**09
99%
Vihtavuori N555
<<locked>>
97%
45063
71%
**89
97%
Winchester 6.5 StaBALL
<<locked>>
95%
56550
89%
**27
100%
Winchester 760
<<locked>>
92%
57377
90%
**25
97%
Winchester StaBALL HD
<<locked>>
97%
36506
57%
**68
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
51053
80%
**68
99%
ADI AR 2208
<<locked>>
81%
43047
67%
**55
97%
[ADI AR 2209]*
<<locked>>
93%
43294
68%
**97
90%
Accurate 2200
<<locked>>
81%
53026
83%
**71
98%
Accurate 2495
<<locked>>
81%
53243
83%
**65
100%
[Accurate 2700]*
<<locked>>
81%
41452
65%
**40
91%
[Accurate 3100]*
<<locked>>
90%
33837
53%
**31
90%
Accurate 4064
<<locked>>
81%
44947
70%
**10
100%
[Accurate 4350]*
<<locked>>
81%
33736
53%
**61
92%
Alliant Reloder- TS 15.5
<<locked>>
81%
43018
67%
**94
98%
Alliant Reloder-15
<<locked>>
81%
46427
73%
**69
98%
[Alliant Reloder-16]*
<<locked>>
81%
33330
52%
**77
92%
Alliant Reloder-17
<<locked>>
81%
37652
59%
**32
96%
[Alliant Reloder-19]*
<<locked>>
92%
42351
66%
**87
90%
[Alliant Reloder-23]*
<<locked>>
85%
27818
44%
**84
90%
[Alliant Reloder-26]*
<<locked>>
88%
33402
52%
**10
90%
Baschieri & Pellagri 107
<<locked>>
81%
50749
80%
**61
98%
Hodgdon CFE223
<<locked>>
81%
45426
71%
**76
97%
Hodgdon H380
<<locked>>
81%
44034
69%
**04
96%
[Hodgdon H414]*
<<locked>>
81%
39175
61%
**12
91%
[Hodgdon H4350]*
<<locked>>
87%
38943
61%
**46
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
30806
48%
**59
93%
[Hodgdon LVR]*
<<locked>>
81%
36608
57%
**43
93%
[Hodgdon Superperformance]*
<<locked>>
84%
39218
61%
**15
90%
Hodgdon VARGET
<<locked>>
81%
42859
67%
**58
97%
Hodgdon TrailBoss
<<locked>>
81%
26948
42%
**87
100%
IMR 3031
<<locked>>
81%
46847
73%
**79
100%
IMR 4064
<<locked>>
81%
42264
66%
**38
97%
[IMR 4166 Enduron]*
<<locked>>
81%
41742
65%
**86
92%
[IMR 4350]*
<<locked>>
85%
38522
60%
**36
90%
[IMR 4451 Enduron]*
<<locked>>
81%
40030
63%
**59
91%
[IMR 4831]*
<<locked>>
82%
30197
47%
**43
90%
IMR 4895
<<locked>>
81%
47688
75%
**19
99%
IMR 8208 XBR
<<locked>>
81%
53185
83%
**68
100%
Lovex D073.6
<<locked>>
81%
50633
79%
**28
100%
Lovex S060
<<locked>>
81%
50140
79%
**76
99%
Lovex S062
<<locked>>
81%
45324
71%
**14
99%
[Lovex S065]*
<<locked>>
81%
37318
58%
**97
92%
[Lovex S070]*
<<locked>>
82%
36477
57%
**84
90%
Norma 201
<<locked>>
81%
49734
78%
**96
100%
Norma 202
<<locked>>
81%
50285
79%
**15
100%
Norma 203B
<<locked>>
81%
45948
72%
**60
98%
[Norma 204]*
<<locked>>
88%
42699
67%
**71
90%
[Norma MRP]*
<<locked>>
93%
39320
62%
**68
91%
[Norma URP]*
<<locked>>
81%
33620
53%
**61
92%
Ramshot Big Game
<<locked>>
81%
45861
72%
**66
98%
[Ramshot Hunter]*
<<locked>>
83%
35346
55%
**07
90%
ReloadSwiss RS 14
<<locked>>
81%
27456
43%
**39
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
44309
69%
**71
94%
ReloadSwiss RS 52
<<locked>>
81%
45165
71%
**66
99%
ReloadSwiss RS 60
<<locked>>
81%
36651
57%
**12
97%
[ReloadSwiss RS 62]*
<<locked>>
81%
33315
52%
**74
92%
[ReloadSwiss RS 70]*
<<locked>>
81%
33765
53%
**81
90%
Rottweil R 901
<<locked>>
81%
53563
84%
**61
100%
Rottweil R 902
<<locked>>
81%
47413
74%
**43
99%
Rottweil R 903
<<locked>>
81%
40596
64%
**19
97%
[Rottweil R 904]*
<<locked>>
94%
46456
73%
**27
90%
[Rottweil R 905]*
<<locked>>
93%
41901
66%
**74
90%
[Rottweil R 907]*
<<locked>>
81%
38450
60%
**10
90%
SNPE Vectan SP 11
<<locked>>
81%
41930
66%
**84
97%
SNPE Vectan SP 7
<<locked>>
81%
52257
82%
**55
98%
SNPE Vectan SP 9
<<locked>>
81%
49327
77%
**09
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
50850
80%
**53
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
42728
67%
**73
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
36579
57%
**18
90%
[Shooters World Long Rifle]*
<<locked>>
81%
37318
58%
**97
92%
Shooters World Match Rifle
<<locked>>
81%
50633
79%
**28
100%
Shooters World Precision
<<locked>>
81%
45324
71%
**14
99%
Somchem S335
<<locked>>
81%
50401
79%
**46
100%
Somchem S341
<<locked>>
81%
51721
81%
**35
99%
Somchem S355
<<locked>>
81%
41162
64%
**28
97%
[Somchem S365]*
<<locked>>
81%
30095
47%
**89
94%
[Somchem S385]*
<<locked>>
90%
38783
61%
**66
90%
Vihtavuori N133
<<locked>>
81%
47776
75%
**84
100%
Vihtavuori N135
<<locked>>
81%
39697
62%
**56
100%
Vihtavuori N140
<<locked>>
81%
46963
74%
**23
100%
Vihtavuori N150
<<locked>>
81%
35244
55%
**51
97%
[Vihtavuori N160]*
<<locked>>
81%
36898
58%
**10
94%
Vihtavuori N540
<<locked>>
81%
46847
73%
**37
100%
[Vihtavuori N550]*
<<locked>>
81%
37304
58%
**69
94%
[Vihtavuori N555]*
<<locked>>
84%
29269
46%
**56
90%
Winchester 6.5 StaBALL
<<locked>>
81%
35027
55%
**38
96%
[Winchester 760]*
<<locked>>
81%
39175
61%
**12
91%
[Winchester StaBALL HD]*
<<locked>>
90%
28863
45%
**59
90%

Start Load - Barrel Length: 23.60''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber 

V(0) ... muzzle velocity in feet per second (fps) or  meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍  ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.

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